JP5475004B2 - Ladle transfer trolley and molten metal transfer line - Google Patents

Description

  The present invention relates to a ladle transport refilling carriage for transporting a ladle received in a casting factory and transferring the molten metal to another ladle, and a molten metal transport line using the ladle transport refilling carriage.

  Conventionally, in a casting factory, a molten product melted in a melting facility is transported to a pouring facility, and a casting product is made by pouring into a mold in the pouring facility. A ladle is used as a container for transporting molten metal. As a ladle transport method, there was a method in which the ladle received molten metal from the melting facility, the ladle was transported to the pouring facility by a crane, and the molten metal was replenished to the pouring device in the pouring facility. (See paragraph number [0002] of Patent Document 1)

JP2004-230439

  However, the method described in Patent Document 1 has a problem that an operator may approach a hot molten metal or a suspended ladle may fall. For this reason, the method of transporting the ladle with a transport device using a cart or roller conveyor that runs on the ground has begun to be adopted, but the equipment becomes complicated due to the arrangement of the melting furnace and the pouring device, which increases the equipment cost, Furthermore, there is a problem in that the conveyance time becomes longer, leading to a decrease in the molten metal temperature and an extension of the cycle time of pouring.

Therefore, in view of the above-described circumstances, the present invention makes it possible to reduce the capital investment cost and reduce the capital investment cost and to reduce the cycle time of pouring by reducing the molten metal transport time. The purpose is to provide a maple carriage.
Furthermore, an object of this invention is to provide the molten metal conveyance line which can implement | achieve space saving of a line.

  The ladle transporting trolley of the present invention includes a transporting means that travels along a transporting track, a moving unit that is disposed on the transporting unit and moves in a direction perpendicular to the transporting track, and is erected on the moving unit. Elevating mechanism disposed on the supporting column, tilting means disposed in the elevating part of the elevating mechanism, pivotally supported by the tilting means, tilted by the tilting means and detachable from the hot water ladle A ladle holding member to hold, and the molten metal in the hot water ladle is transferred to the pouring ladle.

  The molten metal conveyance line of the present invention conveys the hot water ladle that has received the molten metal in the melting facility along the track from the melting facility to the pouring facility and to the pouring ladle of the pouring device in the pouring facility. A molten metal transfer line using a ladle transfer trolley for transferring molten metal, wherein the ladle transfer trolley described above is used.

According to the present invention, it is possible to reduce the equipment investment cost and to maintain the molten metal temperature by shortening the molten metal transport time and to shorten the cycle time of the molten metal by reducing the equipment investment cost.
Furthermore, according to the present invention, it is possible to achieve a space saving of the line.

It is the schematic of the molten metal conveyance line using the ladle conveyance refilling carriage and hot water receiving trolley of one embodiment of this invention. It is a plane schematic diagram showing the state where the ladle conveyance refilling carriage of one embodiment of the present invention moves the ladle on the hot water receiving carriage. It is the front schematic diagram which shows the state which the ladle conveyance refilling carriage of one embodiment of this invention transfers the ladle on a hot water receiving trolley. It is the front schematic diagram which shows the state which the ladle conveyance refilling carriage of one embodiment of this invention conveys a ladle. It is a left side schematic diagram showing the state where a ladle conveyance refilling carriage according to an embodiment of the present invention conveys a ladle. It is the left side schematic diagram showing the state where a ladle conveyance refilling carriage of one embodiment of the present invention transfers molten metal to a pouring ladle mounted on a pouring machine.

Hereinafter, a ladle transporting and changing cart according to an embodiment of the present invention will be described with reference to the accompanying drawings.
FIG. 1 is a diagram showing a molten metal conveyance line using a ladle conveyance refilling carriage and a hot water receiving carriage according to an embodiment of the present invention.
As shown in FIG. 1, the molten metal conveyance line is arranged such that a hot water receiving track L1 is arranged in front of the melting facility C, and is perpendicular to the hot water receiving cart D that runs on the hot water receiving track L1 and along the pouring equipment E. A transport track L2 is arranged. The ladle transport trolley A is disposed so as to travel on the transport track L2.

FIG. 2 thru | or FIG. 3 has shown the state in which the ladle conveyance refilling carriage moves the ladle on a receiving water trolley | bogie.
In FIG. 2 thru | or FIG. 3, the hot water receiving ladle B is mounted in the fixed position on the hot water receiving trolley D. In FIG. The ladle transfer trolley A is orthogonal to the hot water receiving carriage D and is arranged at a position where the ladle holding member 5 can be inserted into the receiving portion B1 of the hot water receiving ladle B on the hot water receiving carriage D. Yes.

  The transport means 1 of the ladle transport refill cart A is composed of a transport cart 1a, a travel drive device 1b, and wheels 1c. On the side surface of the transport carriage 1a, a travel drive device 1b for rotating the wheels 1c to travel on the transport track L2 is disposed.

  Furthermore, a moving means 2 is disposed on the upper surface of the transport carriage 1a. The moving means 2 includes a moving track 2a arranged so as to be orthogonal to the transport track L2, a moving carriage 2b arranged on the moving track 2a, and a movement drive device 2c that moves the moving carriage 2b. The movable carriage 2b is movable by the movement drive device 2c so as to be orthogonal to the conveyance track L2 on the conveyance carriage 1a.

A support column F is erected on the upper surface of the moving carriage 2 b of the moving means 2. An elevating mechanism 3 is disposed on the support column F.
The lifting mechanism 3 includes a lifting frame 3a, a chain 3b, a chain wheel 3c, a balance weight 3d, a lifting ball screw 3e, and a lifting drive device 3f.
The elevating frame 3a is connected to the balance weight 3d via the chain 3b along the chain wheel 3c.
The elevating frame 3a moves up and down as the elevating drive device 3f rotates the elevating ball screw 3e.

  The tilting means 4 includes a tilt bearing 4a, a tilt shaft 4b, and a tilt drive device 4c. The tilt bearing 4a is fixed to the elevating frame 3a and pivotally supports the tilt shaft 4b. The tilt drive device 4c tilts the tilt shaft 4b.

  The ladle holding member 5 is fixed to the tip of the tilt shaft 4b. Moreover, the ladle holding member 5 has a shape (for example, fork) that can be attached to and detached from the receiving portion B1 of the hot water ladle B. And it rotates with the tilting shaft 4b by the drive of the tilting drive device 4c.

Operation | movement of the ladle conveyance repacking carriage A comprised in this way is demonstrated.
In the molten metal conveyance line shown in FIG. 1, after the receiving hot water ladle B is placed on the hot water receiving trolley D and the molten metal is received from the melting equipment C, the hot water receiving trolley D is transferred to the ladle conveying refilling trolley A. Drive to the position and stop. The transfer position is a position that is orthogonal to the hot water receiving carriage D and in which the ladle holding member 5 can be inserted into the receiving portion B1 of the hot water receiving ladle B on the hot water receiving carriage D.
In this embodiment, the hot water receiving trolley D is used to receive the molten metal from the melting facility C to the hot water receiving ladle B. A method of receiving molten metal in the state where the hot water pan B is held can also be performed. At this time, there is no transfer position. The hot water receiving carriage D may be provided with a roller conveyor, a roller conveyor lifting device, a ladle lid opening / closing device, and the like. In addition, a dust collector may be attached to the hot water receiving carriage D.

When the hot water receiving carriage D stops at the transfer position, as shown in FIGS. 2 and 3, the ladle conveying and changing carriage A moves forward, and the ladle holding member 5 is inserted into the receiving portion B <b> 1.
Next, as shown in FIG. 4 and FIG. 5, the ladle transporting trolley A lifts the hot water receiving ladle B by the elevating drive device 3f in this state, and travels on the transport track L2 by the travel drive device 1b. Stop at the pouring equipment E.

In the pouring equipment E, as shown in FIG. 6, the pouring device G on the left side of FIG. 6 finishes pouring work and stops the pouring ladle H. And, the ladle conveyance panning carriage A holds the hot water ladle B by tilting it by controlling the movement drive device 2c, the elevation drive device 3f and the tilt drive device 4c in a controlled manner. Then, the molten metal in the hot water ladle B is replaced with the hot water ladle H.

Next, after the ladle transfer trolley A returns the hot water ladle B to the position of the transport state shown in FIGS. 4 and 5, it travels to the transfer position of the hot water trolley D and stops.

Next, the ladle transfer trolley A lowers the hot water receiving ladle B by the elevating drive device 3 f and places the hot water receiving ladle B on the hot water receiving trolley D. In this state, the ladle transport trolley A is retracted by the traveling drive device 1b, and the ladle holding member 5 inserted into the receiving portion B1 of the hot water ladle B is pulled out.

  The hot water receiving trolley D waits at the standby position in preparation for the next hot water receiving, and the ladle transport refilling cart A also waits for the next hot water receiving ladle transfer, transportation and replacement.

  As described above, the ladle transporting and refilling cart of the present invention transfers the hot water ladle received by the hot water bogie to the ladle transporting and refilling cart, and transports the molten metal to the pouring machine. The work to replace the hot water ladle is done with a single device. In addition, although the molten metal conveyance line of embodiment of this invention was set as the T-shaped structure, I shape, L shape, and another shape may be sufficient. In addition, the present invention is not limited to a specific preferred embodiment, and various applications are possible within the technical scope described in the claims based on ordinary knowledge in the art.

This application is based on Japanese Patent Application No. 2009-113183 filed on May 8, 2009 and Japanese Patent Application No. 2009-284820 filed on December 16, 2009 in Japan. A part of it is formed.
The present invention will also be more fully understood from the detailed description herein. However, the detailed description and specific examples are preferred embodiments of the present invention and are described for illustrative purposes only. This is because various changes and modifications will be apparent to those skilled in the art from this detailed description.
The applicant does not intend to contribute any of the described embodiments to the public, and the disclosed modifications and alternatives that may not be included in the scope of the claims are equivalent. It is part of the invention under discussion.
In this specification or in the claims, the use of nouns and similar directives should be interpreted to include both the singular and the plural unless specifically stated otherwise or clearly denied by context. The use of any examples or exemplary terms provided herein (eg, “etc.”) is merely intended to facilitate the description of the invention and is not specifically recited in the claims. As long as it does not limit the scope of the present invention.

DESCRIPTION OF SYMBOLS 1 Conveying means 1a Conveying carriage 1b Traveling drive device 1c Wheel 2 Moving means 2a Moving track 2b Moving carriage 2c Moving drive device 3 Lifting mechanism 3a Lifting frame 3b Chain 3c Chain wheel 3d Balance weight 3e Lifting ball screw 3f Lifting drive device 4 Tilt means 4a Tilt bearing 4b Tilt shaft 4c Tilt drive device 5 Ladle holding member A Ladle conveyance refill cart B Hot water ladle B1 Receiving part C Melting equipment D Hot water trolley E Pouring equipment F Column G Pouring equipment H Pouring hot water Ladle L1 Hot water receiving track L2 Transport track

Claims (7)

The ladle transporting and opening the ladle that received the molten metal in the melting facility along the track from the melting facility to the pouring facility and transferring the molten metal to the pouring ladle of the pouring device in the pouring facility It is a molten metal transfer line equipped with a maple carriage, and
Transport means that travels along the transport path;
Moving means disposed on the conveying means and moving in a direction perpendicular to the conveying trajectory;
An elevating mechanism disposed on a support column erected on the moving means;
Tilting means disposed in the lifting part of the lifting mechanism;
Is supported by a tilting means comprises a ladle holding member for detachably holding the受湯ladle while being tilted by the tilting means,
The molten metal transfer line . It is a molten metal conveyance line of Claim 1, Comprising: The said conveyance means is provided with a conveyance trolley, a travel drive device, and a wheel, and it rotates on the side surface of this conveyance trolley, and it travels on the said conveyance track | orbit. The molten metal conveyance line characterized by the fact that the travel drive device for performing is arrange | positioned . 2. The molten metal transport line according to claim 1, wherein the moving means is on an upper surface of the transport carriage, and is disposed so as to be orthogonal to the transport track, and the movable carriage disposed on the travel track. And a moving drive device for moving the moving carriage, wherein the moving carriage is movable by the movement driving device so as to be orthogonal to the conveying track on the conveying carriage. Molten metal transfer line . The molten metal conveyance line according to claim 1, wherein the lifting mechanism includes a lifting frame, a chain, a chain wheel, a balance weight, a lifting ball screw, and a lifting drive device. The molten metal conveyance line is connected to a balance weight via a chain along the wheel, and the elevating frame moves up and down as the elevating drive device rotates the elevating ball screw. . 2. The molten metal conveying line according to claim 1, wherein the tilting means includes a tilt bearing, a tilt shaft, and a tilt drive device, and the tilt bearing is fixed to an elevating frame, and the tilt shaft is The molten metal conveyance line is characterized in that it is pivotally supported so as to be tiltable and the tilting drive device tilts the tilting shaft. It is a molten metal conveyance line of Claim 5, Comprising : While the said ladle holding member is fixed to the front-end | tip of the said tilting shaft, it has the shape which can be attached or detached to the receiving part of the said hot water ladle, and The molten metal conveying line is rotated together with the tilting shaft by driving of the tilting driving device. It is a molten metal conveyance line using the ladle conveyance refilling carriage of Claim 1, Comprising: A dust collector is attached to the hot water receiving trolley which mounts the said hot water ladle and receives hot water from a melting facility. A molten metal conveying line.

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